Home / 3,694.12-5,097.42-2,202.20

Finding the Fourth Proportional to 3,694.12, 5,097.42 and 2,202.20

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Solution

The fourth proportional to 3,694.12, 5,097.42 and 2,202.20 is: 3,038.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,694.12 : 5,097.42 = 2,202.20 : x
  2. Step 2: Convert to fraction form
    3,694.12/5,097.42 = 2,202.20/x
  3. Step 3: Cross multiply
    3,694.12x = 5,097.42 × 2,202.20
  4. Step 4: Simplify right side
    3,694.12x = 11,225,538.32
  5. Step 5: Solve for x
    x = 11,225,538.32/3,694.12
  6. Step 6: Final answer
    x = 3,038.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.